def set_view(self, link_name):
self.__view_manager = ViewManager()
if self.__view_manager.set_view(link_name):
self.__filters_manager = FiltersManager()
self.update_filters()
return True
else:
return False
def set_view(self, link_name):
self.__view_manager = ViewManager()
if self.__view_manager.set_view(link_name):
self.__filters_manager = FiltersManager()
self.update_filters()
return True
else:
return False
class DataRowsManager():
""" A sort of proxy that facilitate gathering data from LiveStatus without knowing implementation details. """
def __init__(self):
self.__view_manager = None
self.__filters_manager = None
'''
Set the view with the link_name. If a view is found, return true, else return false.
'''
def set_view(self, link_name):
self.__view_manager = ViewManager()
if self.__view_manager.set_view(link_name):
self.__filters_manager = FiltersManager()
self.update_filters()
return True
else:
return False
def update_filters(self):
self.__filters_manager.set_filters(self.__view_manager.get_filters())
def get_group_columns_list(self):
groupers = self.__view_manager.get_groupers()
group_list = []
if groupers:
for group in groupers:
group_list.append(group.column)
return group_list
def get_link_data(self):
link_data = {}
columns = self.__view_manager.get_columns()
for col in columns:
if col.link:
linked_view_manager = ViewManager()
linked_view_manager.set_view(col.link)
link_details = {}
hidden_filters = linked_view_manager.get_hidden_filters()
link_details['link_name'] = col.link
link_details['filters'] = hidden_filters
link_data[col.column] = link_details
return link_data
def get_rows(self):
""" get rows corresponding to the query builded with the view and its options """
# prepare basic parameter datasource and columns_name
datasource = datasources[self.__view_manager.get_view().datasource]
columns_name = self.get_asked_columns_name()
filters_string = self.__filters_manager.get_filter_query()
print '\nfilters: ' + filters_string
columns_name += self.__view_manager.get_sorters_columns()
rows = livestatus_query.get_rows(datasource, columns_name,
filters_string)
if not rows == []:
groupers = self.__view_manager.get_groupers()
sort_list = []
for grouper in groupers:
sort_list.append((grouper.column, 0))
rows = self.group(rows, self.get_group_columns_list())
rows = sorted(list((k, v) for k, v in rows.items()))
sorters = self.__view_manager.get_sorters()
if sorters:
sort_list = []
for sorter in sorters:
sort_list.append((sorter.column, sorter.sorter_option))
rows = self.__sorted_rows(rows, sort_list)
rows = self.__readable_rows(rows)
return rows
def get_sorters_dic(self):
sorters = {}
for sorter in self.__view_manager.get_sorters():
sorters[sorter.column] = sorter.sorter_option
return sorters
def __readable_rows(self, rows):
rows_readable = rows
for group in rows_readable:
for row in group[1]:
for name, value in row.iteritems():
if name in painters.keys():
row[name] = painters[name].get_readable(row)
return rows_readable
def __sorted_rows(self, rows, sort_list):
arguments = []
callers = {}
for sorter in sort_list:
prefix = ''
sort_order = sorter[1]
column = sorter[0]
if sort_order == '1':
prefix = '-'
arguments.append(prefix + column)
if isinstance(rows[0][1][0][column], basestring):
get_lower = compose(itemgetter(column), methodcaller('lower'))
callers[column] = get_lower
for group in rows:
multikeysort(group[1], arguments, callers)
return rows
def get_asked_columns_name(self):
columns_names = []
for column in self.__view_manager.get_columns():
columns_names.append(column.column)
return columns_names
def get_rows_count(self, rows):
count = 0
for group in rows:
count = count + len(group[1])
return count
def get_asked_columns_short_title(self):
columns_names = []
for column in self.__view_manager.get_columns():
columns_names.append(painters[column.column].short_title)
return columns_names
def get_group_header(self, groupEnum):
header = ""
groups_list = self.get_group_columns_list()
for elem in groupEnum:
curCol = groups_list[groupEnum.index(elem)]
if not header == "":
header = header + ', '
readable_elem = painters[curCol].get_readable({curCol: elem})
header = header + str(readable_elem)
return header
def set_extra_filters(self, filters):
self.__view_manager.set_filters(filters)
self.update_filters()
def set_extra_sorters(self, sorters):
self.__view_manager.set_extra_sorters(sorters)
def get_filters_name(self):
return self.__filters_manager.get_filters_name()
def get_view(self):
return self.__view_manager.get_view()
def group(self, mylist, groups):
#if not groups: return mylist
def foo(mydict, row):
key = tuple(map(lambda x: row[x], groups))
if not key in mydict.keys():
mydict[key] = []
mydict[key].append(row)
return mydict
return reduce(foo, mylist, {})
class DataRowsManager():
""" A sort of proxy that facilitate gathering data from LiveStatus without knowing implementation details. """
def __init__(self):
self.__view_manager = None
self.__filters_manager = None
'''
Set the view with the link_name. If a view is found, return true, else return false.
'''
def set_view(self, link_name):
self.__view_manager = ViewManager()
if self.__view_manager.set_view(link_name):
self.__filters_manager = FiltersManager()
self.update_filters()
return True
else:
return False
def update_filters(self):
self.__filters_manager.set_filters(self.__view_manager.get_filters())
def get_group_columns_list(self):
groupers = self.__view_manager.get_groupers()
group_list = []
if groupers:
for group in groupers:
group_list.append(group.column)
return group_list
def get_rows(self):
""" get rows corresponding to the query builded with the view and its options """
# prepare basic parameter datasource and columns_name
datasource = datasources[self.__view_manager.get_view().datasource]
columns_name = self.get_asked_columns_name()
filters_string = self.__filters_manager.get_filter_query()
print '\nfilters: ' + filters_string
columns_name += self.__view_manager.get_sorters_columns()
rows = livestatus_query.get_rows(datasource, columns_name, filters_string)
if not rows == []:
groupers = self.__view_manager.get_groupers()
sort_list = []
for grouper in groupers:
sort_list.append((grouper.column,0))
rows = self.group(rows, self.get_group_columns_list())
rows = sorted(list((k, v) for k,v in rows.items()))
sorters = self.__view_manager.get_sorters()
if sorters:
sort_list = []
for sorter in sorters:
sort_list.append((sorter.column,sorter.sorter_option))
rows = self.__sorted_rows(rows, sort_list)
rows = self.__readable_rows(rows)
return rows
def get_sorters_dic(self):
sorters = {}
for sorter in self.__view_manager.get_sorters():
sorters[sorter.column] = sorter.sorter_option
return sorters
def __readable_rows(self, rows):
rows_readable = rows
for group in rows_readable:
for row in group[1]:
for name, value in row.iteritems():
if name in painters.keys():
row[name] = painters[name].get_readable(row)
return rows_readable
def __sorted_rows(self, rows, sort_list):
arguments = []
callers = {}
for sorter in sort_list:
prefix = ''
sort_order = sorter[1]
column = sorter[0]
if sort_order == '1':
prefix = '-'
arguments.append(prefix + column)
if isinstance(rows[0][1][0][column], basestring):
get_lower = compose(itemgetter(column), methodcaller('lower'))
callers[column] = get_lower
for group in rows:
multikeysort(group[1], arguments, callers)
return rows
def get_asked_columns_name(self):
columns_names = []
for column in self.__view_manager.get_columns(): columns_names.append(column.column)
return columns_names
def get_rows_count(self, rows):
count = 0
for group in rows:
count = count + len(group[1])
return count
def get_asked_columns_title(self):
columns_names = []
for column in self.__view_manager.get_columns(): columns_names.append(painters[column.column].title)
return columns_names
def get_group_header(self, groupEnum):
header = ""
groups_list = self.get_group_columns_list()
for elem in groupEnum:
curCol = groups_list[groupEnum.index(elem)]
if not header == "":
header = header + ', '
readable_elem = painters[curCol].get_readable({curCol: elem})
header = header + str(readable_elem)
return header
def set_extra_filters(self, filters):
self.__view_manager.set_filters(filters)
self.update_filters()
def set_extra_sorters(self, sorters):
self.__view_manager.set_extra_sorters(sorters)
def get_filters_name(self):
return self.__filters_manager.get_filters_name()
def get_view(self):
return self.__view_manager.get_view()
def group(self, mylist, groups):
#if not groups: return mylist
def foo(mydict, row):
key = tuple(map(lambda x: row[x], groups))
if not key in mydict.keys():
mydict[key] = []
mydict[key].append(row)
return mydict
return reduce(foo, mylist, {})
